The number of neutrons and protons in the nuclei of two atom a and b is as follow: [a] proton= 8 and neutron = 8, [b] proton = 8 and neutron = 10 a) write the atomic mass [a] & [b] b) write the relationship between [a] & [b] c) write the electronic configuration of atom [a] & [b]

Which uses electromagnetic radiation to discover the properties and composition of bodies in space? space probe space station space shuttle space observatory

For the following dehydrohalogenation (e2) reaction, draw the zaitsev product(s) resulting from elimination involving c3–c4 (i. e., the carbon atoms depicted with stereobonds). show the product stereochemistry clearly. if there is more than one organic product, both products may be drawn in the same box. ignore elimination involving c3 or c4 and any carbon atom other than c4 or c3.

All cells are made of four types of acids, lipids, proteins, and carbohydrates.